title: Authors' reply.
authors.affiliation: Department of Family Medicine and GOPC, Queen Elizabeth Hospital, Jordan, Hong Kong.
authors.forename: C Xr
authors.initials: CX
authors.lastname: Chen
authors.forename: Y C
authors.initials: YC
authors.lastname: Li
authors.forename: S L
authors.initials: SL
authors.lastname: Chan
authors.forename: K H
authors.initials: KH
authors.lastname: Chan
mesh_terms: D000740:Anemia / Q000453:epidemiology*; D002318:Cardiovascular Diseases / Q000503:physiopathology*; D003924:Diabetes Mellitus, Type 2 / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D051437:Renal Insufficiency / Q000503:physiopathology*